Home / 55,590.20-83,255.70-37,964.60

Finding the Fourth Proportional to 55,590.20, 83,255.70 and 37,964.60

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Solution

The fourth proportional to 55,590.20, 83,255.70 and 37,964.60 is: 56,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,590.20 : 83,255.70 = 37,964.60 : x
  2. Step 2: Convert to fraction form
    55,590.20/83,255.70 = 37,964.60/x
  3. Step 3: Cross multiply
    55,590.20x = 83,255.70 × 37,964.60
  4. Step 4: Simplify right side
    55,590.20x = 3,160,769,348.22
  5. Step 5: Solve for x
    x = 3,160,769,348.22/55,590.20
  6. Step 6: Final answer
    x = 56,858.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.